<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no" />
  <title>前端实战demo-翻页倒计时</title>
  <link rel="stylesheet" href="./css/index.css" />
</head>
<body>
  <div class="page-container">
    <div class="clock-container">
      <div>
        <ul class="flip">
          <li class="item active">
            <div class="up">
              <div class="shadow"></div>
              <div class="inn">0</div>
            </div>
            <div class="down">
              <div class="shadow"></div>
              <div class="inn">0</div>
            </div>
          </li>
        </ul>
      </div>
    </div>
  </div>
</body>
</html>